/** @type {import('knex').Knex} */
exports.up = function(knex) {
  return knex.schema.table('n1790_r5xnmdhjm4_zichan_info', table => {
    table.decimal('经度', 10, 6).nullable().comment('资产位置经度');
    table.decimal('纬度', 10, 6).nullable().comment('资产位置纬度');
  });
};

exports.down = function(knex) {
  return knex.schema.table('n1790_r5xnmdhjm4_zichan_info', table => {
    table.dropColumn('经度');
    table.dropColumn('纬度');
  });
}; 